Del rio is located in Val verde county Texas with a geographic area of 20.4 square miles. The total population in Del rio is 35,828 with 50.2% male and 49.8% female. Children under age 5 represent 7.8% of the population, under age 18 equal 28.8% of the population and over age 65 is 14.5% of the population. The median household income is $45,561, per capita income is $20,407. There are a total of 12,300 housing units with 61.4% owner occupied. Education includes 23.8% of residents that are high school graduates and 21.4% with a bachelor's degree or higher. The average temperature in Del rio in the summer is 84 degrees, and in the winter 49 degrees.